Handheld electronic device



FIG. 1 is a front view of a handheld electronic device showing our new design;

FIG. 2 is a rear view of thereof;

FIGS. 3 and 4 are side views thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a front perspective view thereof; and,

FIG. 8 is a rear perspective view thereof.

The broken lines in the drawings illustrate unclaimed portions of the handheld electronic device and form no part of the claimed design. 

The ornamental design for a handheld electronic device, as shown and described. 